71899076

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{438409}}^1$

素因数の和:438454

約数の個数: 12

約数和(自身を含む): 128892540

約数和(自身を除く): 56993464

約数列:

[1, 2, 4, 41, 82, 164, 438409, 876818, 1753636, 17974769, 35949538, 71899076]

約数ペア:

[(1, 71899076), (2, 35949538), (4, 17974769), (41, 1753636), (82, 876818), (164, 438409)]